at it quite a big toll. >> probably talking about something close to 70, $80 billion, not as big as katrina but getting in that league. >> so, if it's in that range, professor, you're suggesting this is one of the most expensive storms in american history? >> yeah. it's note the biggest. however, look at where it hit. right smack into the financial center, and then i'm a native new yorker, well familiar with long beach, rockaway beach, long island, the shoreline of new jersey, spending summers there, and those places are vulnerable to this kind of storm, and they're not built for it, and we're seeing communities completely devastated and it's going to be a long process of rebuilding. >> is there an economic stimulus impact, dr., from that activity? the rebuilding. >> absolutely. it's kind of paradoxical. although we're poor because we lost this property, we are going to get a boost to gdp because people will start spending money again they didn't spend this week, but all the rebuilding, we use lots of folks that are unemployed in the construction sector, and we'll use industrial capacity to